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generated by cgit v1.2.3 (git 2.46.0) at 2025-09-11 08:11:55 +0000
span class="hl slc">// http://www.opensource.org/licenses/mit-license.php
  • //
  • // The word "QR Code" is registered trademark of
  • // DENSO WAVE INCORPORATED
  • // http://www.denso-wave.com/qrcode/faqpatent-e.html
  • //
  • //---------------------------------------------------------------------
  • function QR8bitByte(data) {
  • this.mode = QRMode.MODE_8BIT_BYTE;
  • this.data = data;
  • this.parsedData = [];
  • // Added to support UTF-8 Characters
  • for (var i = 0, l = this.data.length; i < l; i++) {
  • var byteArray = [];
  • var code = this.data.charCodeAt(i);
  • if (code > 0x10000) {
  • byteArray[0] = 0xF0 | ((code & 0x1C0000) >>> 18);
  • byteArray[1] = 0x80 | ((code & 0x3F000) >>> 12);
  • byteArray[2] = 0x80 | ((code & 0xFC0) >>> 6);
  • byteArray[3] = 0x80 | (code & 0x3F);
  • } else if (code > 0x800) {
  • byteArray[0] = 0xE0 | ((code & 0xF000) >>> 12);
  • byteArray[1] = 0x80 | ((code & 0xFC0) >>> 6);
  • byteArray[2] = 0x80 | (code & 0x3F);
  • } else if (code > 0x80) {
  • byteArray[0] = 0xC0 | ((code & 0x7C0) >>> 6);
  • byteArray[1] = 0x80 | (code & 0x3F);
  • } else {
  • byteArray[0] = code;
  • }
  • this.parsedData.push(byteArray);
  • }
  • this.parsedData = Array.prototype.concat.apply([], this.parsedData);
  • if (this.parsedData.length != this.data.length) {
  • this.parsedData.unshift(191);
  • this.parsedData.unshift(187);
  • this.parsedData.unshift(239);
  • }
  • }
  • QR8bitByte.prototype = {
  • getLength: function (buffer) {
  • return this.parsedData.length;
  • },
  • write: function (buffer) {
  • for (var i = 0, l = this.parsedData.length; i < l; i++) {
  • buffer.put(this.parsedData[i], 8);
  • }
  • }
  • };
  • function QRCodeModel(typeNumber, errorCorrectLevel) {
  • this.typeNumber = typeNumber;
  • this.errorCorrectLevel = errorCorrectLevel;
  • this.modules = null;
  • this.moduleCount = 0;
  • this.dataCache = null;
  • this.dataList = [];
  • }
  • QRCodeModel.prototype={addData:function(data){var newData=new QR8bitByte(data);this.dataList.push(newData);this.dataCache=null;},isDark:function(row,col){if(row<0||this.moduleCount<=row||col<0||this.moduleCount<=col){throw new Error(row+","+col);}
  • return this.modules[row][col];},getModuleCount:function(){return this.moduleCount;},make:function(){this.makeImpl(false,this.getBestMaskPattern());},makeImpl:function(test,maskPattern){this.moduleCount=this.typeNumber*4+17;this.modules=new Array(this.moduleCount);for(var row=0;row<this.moduleCount;row++){this.modules[row]=new Array(this.moduleCount);for(var col=0;col<this.moduleCount;col++){this.modules[row][col]=null;}}
  • this.setupPositionProbePattern(0,0);this.setupPositionProbePattern(this.moduleCount-7,0);this.setupPositionProbePattern(0,this.moduleCount-7);this.setupPositionAdjustPattern();this.setupTimingPattern();this.setupTypeInfo(test,maskPattern);if(this.typeNumber>=7){this.setupTypeNumber(test);}
  • if(this.dataCache==null){this.dataCache=QRCodeModel.createData(this.typeNumber,this.errorCorrectLevel,this.dataList);}
  • this.mapData(this.dataCache,maskPattern);},setupPositionProbePattern:function(row,col){for(var r=-1;r<=7;r++){if(row+r<=-1||this.moduleCount<=row+r)continue;for(var c=-1;c<=7;c++){if(col+c<=-1||this.moduleCount<=col+c)continue;if((0<=r&&r<=6&&(c==0||c==6))||(0<=c&&c<=6&&(r==0||r==6))||(2<=r&&r<=4&&2<=c&&c<=4)){this.modules[row+r][col+c]=true;}else{this.modules[row+r][col+c]=false;}}}},getBestMaskPattern:function(){var minLostPoint=0;var pattern=0;for(var i=0;i<8;i++){this.makeImpl(true,i);var lostPoint=QRUtil.getLostPoint(this);if(i==0||minLostPoint>lostPoint){minLostPoint=lostPoint;pattern=i;}}
  • return pattern;},createMovieClip:function(target_mc,instance_name,depth){var qr_mc=target_mc.createEmptyMovieClip(instance_name,depth);var cs=1;this.make();for(var row=0;row<this.modules.length;row++){var y=row*cs;for(var col=0;col<this.modules[row].length;col++){var x=col*cs;var dark=this.modules[row][col];if(dark){qr_mc.beginFill(0,100);qr_mc.moveTo(x,y);qr_mc.lineTo(x+cs,y);qr_mc.lineTo(x+cs,y+cs);qr_mc.lineTo(x,y+cs);qr_mc.endFill();}}}
  • return qr_mc;},setupTimingPattern:function(){for(var r=8;r<this.moduleCount-8;r++){if(this.modules[r][6]!=null){continue;}
  • this.modules[r][6]=(r%2==0);}
  • for(var c=8;c<this.moduleCount-8;c++){if(this.modules[6][c]!=null){continue;}
  • this.modules[6][c]=(c%2==0);}},setupPositionAdjustPattern:function(){var pos=QRUtil.getPatternPosition(this.typeNumber);for(var i=0;i<pos.length;i++){for(var j=0;j<pos.length;j++){var row=pos[i];var col=pos[j];if(this.modules[row][col]!=null){continue;}
  • for(var r=-2;r<=2;r++){for(var c=-2;c<=2;c++){if(r==-2||r==2||c==-2||c==2||(r==0&&c==0)){this.modules[row+r][col+c]=true;}else{this.modules[row+r][col+c]=false;}}}}}},setupTypeNumber:function(test){var bits=QRUtil.getBCHTypeNumber(this.typeNumber);for(var i=0;i<18;i++){var mod=(!test&&((bits>>i)&1)==1);this.modules[Math.floor(i/3)][i%3+this.moduleCount-8-3]=mod;}
  • for(var i=0;i<18;i++){var mod=(!test&&((bits>>i)&1)==1);this.modules[i%3+this.moduleCount-8-3][Math.floor(i/3)]=mod;}},setupTypeInfo:function(test,maskPattern){var data=(this.errorCorrectLevel<<3)|maskPattern;var bits=QRUtil.getBCHTypeInfo(data);for(var i=0;i<15;i++){var mod=(!test&&((bits>>i)&1)==1);if(i<6){this.modules[i][8]=mod;}else if(i<8){this.modules[i+1][8]=mod;}else{this.modules[this.moduleCount-15+i][8]=mod;}}
  • for(var i=0;i<15;i++){var mod=(!test&&((bits>>i)&1)==1);if(i<8){this.modules[8][this.moduleCount-i-1]=mod;}else if(i<9){this.modules[8][15-i-1+1]=mod;}else{this.modules[8][15-i-1]=mod;}}
  • this.modules[this.moduleCount-8][8]=(!test);},mapData:function(data,maskPattern){var inc=-1;var row=this.moduleCount-1;var bitIndex=7;var byteIndex=0;for(var col=this.moduleCount-1;col>0;col-=2){if(col==6)col--;while(true){for(var c=0;c<2;c++){if(this.modules[row][col-c]==null){var dark=false;if(byteIndex<data.length){dark=(((data[byteIndex]>>>bitIndex)&1)==1);}
  • var mask=QRUtil.getMask(maskPattern,row,col-c);if(mask){dark=!dark;}
  • this.modules[row][col-c]=dark;bitIndex--;if(bitIndex==-1){byteIndex++;bitIndex=7;}}}
  • row+=inc;if(row<0||this.moduleCount<=row){row-=inc;inc=-inc;break;}}}}};QRCodeModel.PAD0=0xEC;QRCodeModel.PAD1=0x11;QRCodeModel.createData=function(typeNumber,errorCorrectLevel,dataList){var rsBlocks=QRRSBlock.getRSBlocks(typeNumber,errorCorrectLevel);var buffer=new QRBitBuffer();for(var i=0;i<dataList.length;i++){var data=dataList[i];buffer.put(data.mode,4);buffer.put(data.getLength(),QRUtil.getLengthInBits(data.mode,typeNumber));data.write(buffer);}
  • var totalDataCount=0;for(var i=0;i<rsBlocks.length;i++){totalDataCount+=rsBlocks[i].dataCount;}
  • if(buffer.getLengthInBits()>totalDataCount*8){throw new Error("code length overflow. ("
  • +buffer.getLengthInBits()
  • +">"
  • +totalDataCount*8
  • +")");}
  • if(buffer.getLengthInBits()+4<=totalDataCount*8){buffer.put(0,4);}
  • while(buffer.getLengthInBits()%8!=0){buffer.putBit(false);}
  • while(true){if(buffer.getLengthInBits()>=totalDataCount*8){break;}
  • buffer.put(QRCodeModel.PAD0,8);if(buffer.getLengthInBits()>=totalDataCount*8){break;}
  • buffer.put(QRCodeModel.PAD1,8);}
  • return QRCodeModel.createBytes(buffer,rsBlocks);};QRCodeModel.createBytes=function(buffer,rsBlocks){var offset=0;var maxDcCount=0;var maxEcCount=0;var dcdata=new Array(rsBlocks.length);var ecdata=new Array(rsBlocks.length);for(var r=0;r<rsBlocks.length;r++){var dcCount=rsBlocks[r].dataCount;var ecCount=rsBlocks[r].totalCount-dcCount;maxDcCount=Math.max(maxDcCount,dcCount);maxEcCount=Math.max(maxEcCount,ecCount);dcdata[r]=new Array(dcCount);for(var i=0;i<dcdata[r].length;i++){dcdata[r][i]=0xff&buffer.buffer[i+offset];}
  • offset+=dcCount;var rsPoly=QRUtil.getErrorCorrectPolynomial(ecCount);var rawPoly=new QRPolynomial(dcdata[r],rsPoly.getLength()-1);var modPoly=rawPoly.mod(rsPoly);ecdata[r]=new Array(rsPoly.getLength()-1);for(var i=0;i<ecdata[r].length;i++){var modIndex=i+modPoly.getLength()-ecdata[r].length;ecdata[r][i]=(modIndex>=0)?modPoly.get(modIndex):0;}}
  • var totalCodeCount=0;for(var i=0;i<rsBlocks.length;i++){totalCodeCount+=rsBlocks[i].totalCount;}
  • var data=new Array(totalCodeCount);var index=0;for(var i=0;i<maxDcCount;i++){for(var r=0;r<rsBlocks.length;r++){if(i<dcdata[r].length){data[index++]=dcdata[r][i];}}}
  • for(var i=0;i<maxEcCount;i++){for(var r=0;r<rsBlocks.length;r++){if(i<ecdata[r].length){data[index++]=ecdata[r][i];}}}
  • return data;};var QRMode={MODE_NUMBER:1<<0,MODE_ALPHA_NUM:1<<1,MODE_8BIT_BYTE:1<<2,MODE_KANJI:1<<3};var QRErrorCorrectLevel={L:1,M:0,Q:3,H:2};var QRMaskPattern={PATTERN000:0,PATTERN001:1,PATTERN010:2,PATTERN011:3,PATTERN100:4,PATTERN101:5,PATTERN110:6,PATTERN111:7};var QRUtil={PATTERN_POSITION_TABLE:[[],[6,18],[6,22],[6,26],[6,30],[6,34],[6,22,38],[6,24,42],[6,26,46],[6,28,50],[6,30,54],[6,32,58],[6,34,62],[6,26,46,66],[6,26,48,70],[6,26,50,74],[6,30,54,78],[6,30,56,82],[6,30,58,86],[6,34,62,90],[6,28,50,72,94],[6,26,50,74,98],[6,30,54,78,102],[6,28,54,80,106],[6,32,58,84,110],[6,30,58,86,114],[6,34,62,90,118],[6,26,50,74,98,122],[6,30,54,78,102,126],[6,26,52,78,104,130],[6,30,56,82,108,134],[6,34,60,86,112,138],[6,30,58,86,114,142],[6,34,62,90,118,146],[6,30,54,78,102,126,150],[6,24,50,76,102,128,154],[6,28,54,80,106,132,158],[6,32,58,84,110,136,162],[6,26,54,82,110,138,166],[6,30,58,86,114,142,170]],G15:(1<<10)|(1<<8)|(1<<5)|(1<<4)|(1<<2)|(1<<1)|(1<<0),G18:(1<<12)|(1<<11)|(1<<10)|(1<<9)|(1<<8)|(1<<5)|(1<<2)|(1<<0),G15_MASK:(1<<14)|(1<<12)|(1<<10)|(1<<4)|(1<<1),getBCHTypeInfo:function(data){var d=data<<10;while(QRUtil.getBCHDigit(d)-QRUtil.getBCHDigit(QRUtil.G15)>=0){d^=(QRUtil.G15<<(QRUtil.getBCHDigit(d)-QRUtil.getBCHDigit(QRUtil.G15)));}
  • return((data<<10)|d)^QRUtil.G15_MASK;},getBCHTypeNumber:function(data){var d=data<<12;while(QRUtil.getBCHDigit(d)-QRUtil.getBCHDigit(QRUtil.G18)>=0){d^=(QRUtil.G18<<(QRUtil.getBCHDigit(d)-QRUtil.getBCHDigit(QRUtil.G18)));}
  • return(data<<12)|d;},getBCHDigit:function(data){var digit=0;while(data!=0){digit++;data>>>=1;}
  • return digit;},getPatternPosition:function(typeNumber){return QRUtil.PATTERN_POSITION_TABLE[typeNumber-1];},getMask:function(maskPattern,i,j){switch(maskPattern){case QRMaskPattern.PATTERN000:return(i+j)%2==0;case QRMaskPattern.PATTERN001:return i%2==0;case QRMaskPattern.PATTERN010:return j%3==0;case QRMaskPattern.PATTERN011:return(i+j)%3==0;case QRMaskPattern.PATTERN100:return(Math.floor(i/2)+Math.floor(j/3))%2==0;case QRMaskPattern.PATTERN101:return(i*j)%2+(i*j)%3==0;case QRMaskPattern.PATTERN110:return((i*j)%2+(i*j)%3)%2==0;case QRMaskPattern.PATTERN111:return((i*j)%3+(i+j)%2)%2==0;default:throw new Error("bad maskPattern:"+maskPattern);}},getErrorCorrectPolynomial:function(errorCorrectLength){var a=new QRPolynomial([1],0);for(var i=0;i<errorCorrectLength;i++){a=a.multiply(new QRPolynomial([1,QRMath.gexp(i)],0));}
  • return a;},getLengthInBits:function(mode,type){if(1<=type&&type<10){switch(mode){case QRMode.MODE_NUMBER:return 10;case QRMode.MODE_ALPHA_NUM:return 9;case QRMode.MODE_8BIT_BYTE:return 8;case QRMode.MODE_KANJI:return 8;default:throw new Error("mode:"+mode);}}else if(type<27){switch(mode){case QRMode.MODE_NUMBER:return 12;case QRMode.MODE_ALPHA_NUM:return 11;case QRMode.MODE_8BIT_BYTE:return 16;case QRMode.MODE_KANJI:return 10;default:throw new Error("mode:"+mode);}}else if(type<41){switch(mode){case QRMode.MODE_NUMBER:return 14;case QRMode.MODE_ALPHA_NUM:return 13;case QRMode.MODE_8BIT_BYTE:return 16;case QRMode.MODE_KANJI:return 12;default:throw new Error("mode:"+mode);}}else{throw new Error("type:"+type);}},getLostPoint:function(qrCode){var moduleCount=qrCode.getModuleCount();var lostPoint=0;for(var row=0;row<moduleCount;row++){for(var col=0;col<moduleCount;col++){var sameCount=0;var dark=qrCode.isDark(row,col);for(var r=-1;r<=1;r++){if(row+r<0||moduleCount<=row+r){continue;}
  • for(var c=-1;c<=1;c++){if(col+c<0||moduleCount<=col+c){continue;}
  • if(r==0&&c==0){continue;}
  • if(dark==qrCode.isDark(row+r,col+c)){sameCount++;}}}
  • if(sameCount>5){lostPoint+=(3+sameCount-5);}}}